QUALITATIVE TESTS, (Dilute Extract)— continued,. 



277 



Bromine Water. 



feeange-coloured ppt. 

 (slight) on standing- 

 Ditto ; on standing- 

 Ditto. 



Very light orange- 

 tinted precipitate on 

 standing 



Orange-coloured ppt. 



No change. 



Ditto. 



Ditto. 



Precipitate copious of 

 a light orange colour 



Orange precipitate on 



standing- 

 Precipitate copious of 



alight orange colour 



Precipitate very light 



orange tint, copious 



on standing- 

 Lemon tint precipitate 



on standing- 

 Very slight precipitate 



on standing 



Precipitate very copi- 

 ous, of a light orang e 

 tint- 

 Slight precipitate, on 

 standing orange tint 



Ditto. 



Precipitate orange 

 colour 



No change. 



Very slight light ppt. 



Precipitate light 

 orange colour 



Very light precipitate 

 on standing 



Slight light precipitat* 



No change. 



Baric Hydrate. 



Dilute Ferric Chloride 



Vandyke-brown ppt. 



Very slight brown ppt. 

 copious Vandyke-brown 

 precipitate on standing 



Very slight ppt. increases 

 on standing; of a dark 

 brown colour 



Dark brown precipitate 

 increases on stand- 

 ing. 



Copious dark olive- 

 brown ppt., same on 

 standing 



Precipitate of a very 

 dark Vandyke-brown 



Precipitate of a dark Ditto, 

 brown 



Add Ammonia. 



No change 



Ditto. 



Precipitate dissolves 



Nearly all dissolves 



Dark brown precipitate 

 Reddish-brown ppt. 

 Olive-brown ppt. 

 Olive precipitate 



Very slight precipitate 

 dark brown 



Slight precipitate 



No change 



Copious precipitate 

 almost black 



No change 



Slight precipitate 



Precipitate of a dark 

 purplish colour 



No change 



Copious precipitate, 

 brownish-black 



Precipitate very slight 



No change 



Copious precipitate, 

 dark purple 



No change 

 Ditto. 

 Ditto. 

 Ditto. 



Copious precipitate, 

 Vandyke-brown 



Becomes more copious; Dark brown precipitate 

 of a purplish- black i 



Almost entirely dis- ! Orange-brown ppt. 

 solves 



Dark orange-brown 

 precipitate 



Light olive precipitate 

 Light brown ppt. 

 Ditto. 



No change 



Purplish-brown ppt. 



No change 



Turns ppt. purple 



No change 



Ditto. 



Ditto. 



Ditto. 



Ditto. 



Copious reddish-brown 

 precipitate 



Reddish-brown ppt. 



Very light olive-brown 

 precipitate 



Light orange-brown 

 precipitate 



Reddish-brown ppt.,, 

 copious 



Orange coloured ppt. 



Precipitate increases | Dark brown ppt. 

 of a purplish-brown 

 colour 



No change 



Ditto. 



Ditto. 



Ditto. 



Ditto. 



Ditto. 



Ditto. 



Very light precipitate 

 of an orange-brown 



Orange precipitate 



Very light orange- 

 brown precipitate 



Dark brown ppt. 



Light orange-brown 

 precipitate 



Reddish-brown ppt. 



Dark reddish-brown 

 precipitate 



